Deffer B

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#Deffer #B

Description

Deffer B High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: Deffer B

Category	Type	Steel Grade
Steel Grades	High Alloy	Deffer B
		Custom 475
		Custom Fol 316 HQ
		Custom Fol 302 HQ
		D6A
		D-979
		Delcrome alloy 50V
		Delcrome alloy 550
		Delcrome alloy 600
		Delcrome alloy C
		Delcrome alloy R

Chemical composition(mass fraction)(wt.%) of the Deffer B

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
3.2					18
Mo	Al	Cu	Nb	Ti	V	Ce
16					2
N	Co	Pb	B	Other
	6			Fe...

Mechanical Properties of steel grade Deffer B

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
111 (≥)	865 (≥)	22	33	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	221

Physical Properties of steel grade Deffer B

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
41	-	-			0.44	-
977	325	-	33.3	122		-
839	-	43	41.2			214	232

Heat Treatment of steel grade Deffer B

Heat treated : 1731°C - 1778°C

Technological Curves of steel grade Deffer B

No Curve

Cross Reference Table (Equivalent Grade) of Deffer B

Grade	Country	Application
Q215 B	China	Engineering and welding
Q255 B	China	Engineering and welding
BW1A		Carbon tool steel
BW1B		Carbide for cutting tools
BW1C
BW1C
BW2(1)		Carbide for cutting tools
BW2(1)		Carbide for cutting tools
BW2		Carbide for cutting tools
BW2		Carbide for cutting tools
BS1		Carbide for cutting tools
BS1		Carbide for cutting tools
BS2		Carbide for cutting tools
BS2		Carbide for cutting tools
BS2		Carbide for cutting tools
BS2		Carbide for cutting tools
BS5		Carbide for cutting tools
BS5		Carbide for cutting tools
BO1		Carbide for cutting tools
BO1		Carbide for cutting tools

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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Superalloy & High Temperature Alloy